giffgaff
| Company type | Subsidiary |
|---|---|
| Industry | Telecommunications |
| Founded | November 25, 2009 in Slough, England |
| Founder | Gav Thompson |
| Headquarters | Reading, England |
Area served | United Kingdom |
Key people | Kate Dohaney (CEO) |
| Products | Contract and PAYG telephonic services. Phone sales. Broadband. |
| Services | Mobile telephony |
| Revenue |
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| |
Number of employees | 300+ |
| Parent | Virgin Media O2 |
| Website | giffgaff |
Giffgaff Limited is a mobile virtual network operator (MVNO) and internet service provider (ISP) in the United Kingdom. It utilises the O2 UK network and Virgin Media broadband network as a wholly owned subsidiary and online-only flanker brand of Virgin Media O2. The stylised 'giffgaff' brand was founded by Gav Thompson a former marketing executive for Telefónica UK and was launched online only, on 25 November 2009.